.zk-admin .layui-layout-admin .layui-header {
    height: 80px;
    z-index: 1002;
    border-bottom: 0px solid #ccc;
    background: url(../images/topbg1.jpg) #004AAF no-repeat;
}
.zk-admin .layui-layout-admin .layui-side-menu {
    margin-top: 80px;
    background-color: #2F4056!important;
    color: #fff;
}